Should we be worried about space junk?

There are tons of space debris or space junk, such as parts of rockets and satellites orbiting Earth. Former rocket scientist Keith Cowing discusses the potentially harmful consequences. #Heat #China #satellites #spacejunk Watch CGTN LIVE on your computer, tablet or mobile https://cgtnamerica.vhx.tv/videos/hd-live-broadcasts Subscribe to CGTN America on YouTube Follow CGTN America: Twitter: @cgtnamerica Facebook: @cgtnamerica Instagram: @cgtnamerica TikTok: @newstoks This material is distributed by MediaLinks TV, LLC on behalf of CCTV. Additional information is available at the Department of Justice, Washington, D.C.